body {
    min-width: 320px;
    max-width: 750px;
    background-color: #fff;
    margin: 0 auto;


}

a {
    text-decoration: none;
    color: #707070;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

i {
    font-style: normal;
}


@media screen and (min-width:750px) {
    html {
        font-size: 37.5px !important;
    }
}

td {
    display: inline-block;
    width: auto;
}




.fill {
    width: 19rem;
    min-height: 100vh;
    margin: .5rem;
}


span {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1rem;
    font-family: PingFangSC-Medium, PingFang SC;

}




//基础信息
.in {
    width: 12rem;
    height: 1rem;
    font-size: 1rem;
    border: 0;
    outline: 0;
    text-align: right;
}

.la {
    font-size: 1rem;
    margin-right: .4rem;


}

i {
    color: red;
}

label {
    font-size: 1rem;
}


.k {
    height: 1rem;
    width: 100%;
    background-color: red;
}